| article html file updated | 30 August 2025 03:36 CEST | Update | https://www.mdpi.com/2227-9032/6/2/35 |
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| article html file updated | 22 April 2018 05:48 CEST | Original file | N/A |
| article pdf uploaded. | 22 April 2018 05:47 CEST | Version of Record | https://www.mdpi.com/2227-9032/6/2/35/pdf |
| article xml uploaded. | 22 April 2018 05:47 CEST | Update | https://www.mdpi.com/2227-9032/6/2/35/xml |
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